#include"include/muduo/net/TcpClient.h"
#include"include/muduo/net/EventLoopThread.h"
#include"include/muduo/net/TcpConnection.h"
#include"include/muduo/base/CountDownLatch.h"
#include<iostream>
#include<functional>

class TranslateClient
{
    public:
    TranslateClient(const std::string sip,int sport):_latch(1),
    _client(_loopthread.startLoop(),muduo::net::InetAddress(sip,sport),"TranslateClient"){
        _client.setConnectionCallback(std::bind(&TranslateClient::onConnection,this,std::placeholders::_1));
        _client.setMessageCallback(std::bind(&TranslateClient::onMessage, this, std::placeholders::_1,
                std::placeholders::_2, std::placeholders::_3));
    }
    //连接服务器，需要阻塞等待连接建立成功后再返回
    void connect()
    {
        _client.connect();
        _latch.wait();//阻塞等待直到连接建立成功
    }
    bool send(const std::string &msg)
    {
        if(_conn->connected())//连接状态正常就发送
        {
            _conn->send(msg);
            return true;
        }
        return false;  
    }
    private:
    //连接建立成功时的回调函数，建立成功后唤醒上面的阻塞 
    void onConnection(const muduo::net::TcpConnectionPtr&conn)
    {
        if(conn->connected())
        {
            _latch.countDown();//唤醒主线程中的阻塞
            _conn = conn;
        }
        else
        {
            _conn.reset();
            //连接关闭时的操作
        }
    }
    //收到消息时的回调函数
    void onMessage(const muduo::net::TcpConnectionPtr& conn, muduo::net::Buffer* buf, muduo::Timestamp)
    {
        std::cout<<"翻译结果："<<buf->retrieveAllAsString()<<std::endl;
    }
    private:
    muduo::CountDownLatch _latch;
    muduo::net::EventLoopThread _loopthread;
    muduo::net::TcpClient _client;
    muduo::net::TcpConnectionPtr _conn;
};

int main()
{
    TranslateClient client("127.0.0.1",8085);
    client.connect();
    while(1)
    {
        std::string buf;
        std::cin>>buf;
        client.send(buf);
    }    
    return 0;
}
